Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2018 8 19.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NOAA-19 Lat/Lon    Distance(km)  Time Diff(sec)
 08/20/2018   01:03:50   (   0.36,-134.99) (   0.91,-132.74)  257.00                80
 08/22/2018   13:24:58   (  -0.35,-134.90) (   0.32,-137.75)  325.04                80
 08/23/2018   13:13:24   (  -0.36,-134.86) (  -0.32,-134.92)    7.88                80
 08/24/2018   12:59:11   (  -0.37,-134.82) (  -1.02,-132.11)  309.70                80
 08/27/2018   01:23:14   (   0.35,-134.69) (  -0.25,-137.17)  283.65                80
 08/28/2018   01:09:01   (   0.36,-134.64) (   0.43,-134.35)   33.46                80
 08/29/2018   00:57:26   (   0.36,-134.60) (   1.07,-131.53)  350.40                80
 08/31/2018   13:21:14   (  -0.34,-134.49) (   0.11,-136.53)  232.61                80
 09/01/2018   13:07:00   (  -0.35,-134.44) (  -0.53,-133.71)   83.58                80
 09/02/2018   12:55:25   (  -0.35,-134.38) (  -1.18,-130.89)  399.51                80